External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:87849-2
- Publication
- Gesamtbeschreibung der Kakteen (Monographia Cactacearum) ... Neudamm
- Collation
- 290
- Family as entered in IPNI
- Cactaceae